[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Types](https://evolu.dev/docs/api-reference/common/Types) › Writable

```ts
type Writable<T> = { -readonly [P in keyof T]: T[P] };
```

Defined in: [packages/common/src/Types.ts:320](https://github.com/evoluhq/evolu/blob/037c390af081e9944d616ff298a729515c5c5ab7/packages/common/src/Types.ts#L320)

Removes `readonly` modifier from all properties of a type.